EP 3225276 A1 20171004 - MICRONEEDLE DEVICE
Title (en)
MICRONEEDLE DEVICE
Title (de)
MIKRONADELVORRICHTUNG
Title (fr)
DISPOSITIF DE MICRO-AIGUILLE
Publication
Application
Priority
- JP 2014241676 A 20141128
- JP 2015082552 W 20151119
Abstract (en)
A microneedle device is provided which can stably increase a drug delivery rate. A microneedle device includes a substrate; a microneedle projecting from the substrate and configured to be inserted into skin; and a drug coating the microneedle. An aspect ratio of a maximum width of a base of the microneedle to a height of the microneedle is equal to or greater than 2.1.
IPC 8 full level
A61M 37/00 (2006.01)
CPC (source: EP US)
A61K 9/0021 (2013.01 - US); A61M 37/00 (2013.01 - EP US); A61M 37/0015 (2013.01 - EP US); B29C 67/243 (2013.01 - US); A61M 2037/0023 (2013.01 - EP US); A61M 2037/0046 (2013.01 - EP US); A61M 2037/0053 (2013.01 - EP US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 3225276 A1 20171004; EP 3225276 A4 20180627; JP WO2016084701 A1 20170907; US 2017258712 A1 20170914; WO 2016084701 A1 20160602
DOCDB simple family (application)
EP 15863705 A 20151119; JP 2015082552 W 20151119; JP 2016561538 A 20151119; US 201715606831 A 20170526